How Much Does Rewiring a House Cost in 2026?
Rewiring replaces old or unsafe wiring and brings a property up to current standards. Cost depends mainly on the number of bedrooms and access.
Cost breakdown
| 1–2 bedroom flat | £2,500–£4,000 |
| 3 bedroom house | £4,000–£6,500 |
| 4–5 bedroom house | £6,500–£10,000 |
| Consumer unit (fuse board) only | £450–£800 |
| EICR safety report | £150–£300 |
What affects the price
- •Number of rooms and circuits
- •Property age and access to cables
- •Replastering and making good
- •New consumer unit and earthing
- •Whether you live in during works
FAQs
How much does it cost to rewire a 3 bed house?
A full rewire of a typical 3 bedroom house usually costs £4,000–£6,500, depending on access and finish.
How long does rewiring take?
A typical house rewire takes 5–10 days, plus making good and decorating afterwards.
Do I get a certificate after a rewire?
Yes. A registered electrician issues an Electrical Installation Certificate confirming the work meets current regulations.
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